public void FlexLayoutRecognizesVisibilityChange()
{
var root = new Grid();
var flexLayout = new FlexLayout() as IFlexLayout;
var view = new TestLabel();
var view2 = new TestLabel();
root.Add(flexLayout);
flexLayout.Add(view as IView);
flexLayout.Add(view2 as IView);
var manager = new FlexLayoutManager(flexLayout);
// Measure and arrange the layout while the first view is visible
var measure = manager.Measure(1000, 1000);
manager.ArrangeChildren(new Rect(Point.Zero, measure));
// Keep track of where the second view is arranged
var whenVisible = view2.Frame.X;
// Change the visibility
view.IsVisible = false;
// Measure and arrange againg
measure = manager.Measure(1000, 1000);
manager.ArrangeChildren(new Rect(Point.Zero, measure));
var whenInvisible = view2.Frame.X;
// The location of the second view should have changed
// now that the first view is not visible
Assert.True(whenInvisible != whenVisible);
}
static void AssertListElement(XPathNavigator nav, TestLabel label)
{
Assert.That(nav.HasChildren, Is.True, label.Get());
var iter = nav.SelectChildren(XPathNodeType.Element);
Assert.That(iter.Count, Is.EqualTo(1), label.Get());
Assert.That(iter.MoveNext(), Is.True, label.Get());
var my = iter.Current;
label.EnterScope("my");
Assert.That(my.Name, Is.EqualTo("my"), label.Get());
Assert.That(my.HasAttributes, Is.False, label.Get());
label.EnterScope("children");
Assert.That(my.HasChildren, Is.True, label.Get());
var iter2 = my.SelectChildren(XPathNodeType.Element);
Assert.That(iter2.Count, Is.EqualTo(1), label.Get());
Assert.That(iter2.MoveNext(), Is.True, label.Get());
var test = iter2.Current;
label.EnterScope("test");
Assert.That(test.Name, Is.EqualTo("test"), label.Get());
Assert.That(test.HasChildren, Is.False, label.Get());
Assert.That(test.HasAttributes, Is.True, label.Get());
var attr = test.GetAttribute("Hello", string.Empty);
Assert.That(attr, Is.EqualTo("29"), label.Get());
label.LeaveScope();
label.LeaveScope();
label.LeaveScope();
}
public Page()
{
var label = new Label
{
HorizontalTextAlignment = TextAlignment.Center,
Text = "Welcome to Xamarin Forms!"
};
var test = new TestLabel
{
HorizontalTextAlignment = TextAlignment.Center,
Text = "Test here"
//Text = '\xf118'.ToString()
};
var button = new Button
{
Text = "Change color"
};
Title = "FontTest";
Content = new StackLayout
{
VerticalOptions = LayoutOptions.Center,
Children =
{
label, test, button
}
};
label.SetBinding(Label.TextColorProperty, "Color");
test.SetBinding(Label.TextColorProperty, "Color");
button.SetBinding(Button.CommandProperty, "Click");
}
static void AssertNotModified(MySection my, TestLabel label)
{
label.EnterScope("modified");
Assert.That(my, Is.Not.Null, label.Get());
Assert.That(my.IsModified, Is.False, label.Get());
Assert.That(my.List, Is.Not.Null, label.Get());
Assert.That(my.List.Collection.Count, Is.EqualTo(0), label.Get());
Assert.That(my.List.IsModified, Is.False, label.Get());
label.LeaveScope();
}
static void AssertNotModified(MySection my, TestLabel label)
{
label.EnterScope("modified");
Assert.NotNull(my);
Assert.False(my.IsModified, label.Get());
Assert.NotNull(my.List);
Assert.Equal(0, my.List.Collection.Count);
Assert.False(my.List.IsModified, label.Get());
label.LeaveScope();
}
protected override async void OnAppearing()
{
base.OnAppearing();
// todo: The label scale to 0 breaks the macOS app
await TestLabel.ScaleTo(0, 1000);
//await TestLabel.ScaleTo(0.0001, 1000); // this works
await TestLabel.ScaleTo(1, 1000); // Do something to see that the app is not crashed
}
static void Main(string[] args)
{
TestGarbageCollector.execute();
//TestGarbageCollector.execute();
//TestGarbageCollector.execute();
//TestGarbageCollector.execute();
TestUINode.execute();
TestLabel.execute();
TestButtons.execute();
Console.ReadKey();
}
public static void Run(string name, TestFunction func)
{
var label = new TestLabel(name);
TestUtil.RunWithTempFile(filename => {
var fileMap = new ExeConfigurationFileMap();
fileMap.ExeConfigFilename = filename;
var config = ConfigurationManager.OpenMappedExeConfiguration(
fileMap, ConfigurationUserLevel.None);
func(config, label);
});
}
private static void Run <TConfig>(
TestLabel label, TestFunction func, XmlCheckFunction check)
where TConfig : ConfigProvider, new()
{
TestUtil.RunWithTempFiles((parent, filename) =>
{
var provider = new TConfig();
provider.Create(parent);
Assert.False(File.Exists(filename));
var config = provider.OpenConfig(parent, filename);
Assert.False(File.Exists(filename));
try
{
label.EnterScope("config");
func(config, label);
}
finally
{
label.LeaveScope();
}
if (check == null)
{
return;
}
var xml = new XmlDocument();
xml.Load(filename);
var nav = xml.CreateNavigator().SelectSingleNode("/configuration");
try
{
label.EnterScope("xml");
check(nav, label);
}
finally
{
label.LeaveScope();
}
});
}
public void TestValidateBitcoinAddress()
{
var tl = new TestLabel {
};
bool isValid(string btc, bool isProduction) => ValidateBitcoinAddress(btc, isProduction);
Assert.AreEqual(true, isValid("33hGFJZQAfbdzyHGqhJPvZwncDjUBdZqjW", true), tl.label());
Assert.AreEqual(false, isValid("2N6ibfrTwUSSvzAz1esPe1gYULG82asTHiS", true), tl.label());
Assert.AreEqual(true, isValid("2N6ibfrTwUSSvzAz1esPe1gYULG82asTHiS", false), tl.label());
Assert.AreEqual(true, isValid("whatever", false), tl.label());
Assert.AreEqual(false, isValid("", false), tl.label());
Assert.AreEqual(false, isValid(" ", false), tl.label());
Assert.AreEqual(false, isValid(null, false), tl.label());
Assert.AreEqual(true, isValid("bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4", true), tl.label());
Assert.AreEqual(true, isValid("tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsx", false), tl.label());
Assert.AreEqual(true, isValid("tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsc", false), tl.label());
Assert.AreEqual(true, isValid("tc1qw508d6qejxtdg4y5r3zarvary0c5xw7kg3g4ty", false), tl.label());
Assert.AreEqual(false, isValid("bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t5", true), tl.label());
}
public static void Run <TConfig> (TestLabel label, TestFunction func)
where TConfig : ConfigProvider, new ()
{
Run <TConfig> (label, func, null);
}
protected async Task TestLabelAsync()
{
try
{
var ip = this.SelectedIpAddress == IPAddress.Any ? IPAddress.Loopback : this.SelectedIpAddress;
(bool result, string errorMessage) = await TestClient.SendStringAsync(ip, this.Port, await TestLabel.GetZplAsync());
if (!result)
{
this.StatusText = errorMessage;
}
}
catch (Exception ex)
{
this.StatusText = $"Error: {ex.Message}";
}
}
